AirHint found the following cheapest return flights from Perth (PER) to Seoul (ICN) in December 2026 (see full year).

Return flights

07 Dec - 14 Dec	Scoot
06 Dec - 12 Dec	TransNusa
08 Dec - 16 Dec	Scoot
01 Dec - 28 Dec	Thai Airways
01 Dec - 29 Dec	Thai Airways
29 Dec - 09 Jan	Scoot
30 Dec - 16 Jan	Scoot
16 Dec - 04 Jan	Scoot
18 Dec - 16 Jan	Scoot
28 Dec - 10 Jan	Thai Airways
30 Dec - 12 Jan	Thai Airways
20 Dec - 03 Jan	Thai Airways
25 Dec - 12 Jan	Scoot
25 Dec - 15 Jan	Singapore Airlines
31 Dec - 15 Jan	Singapore Airlines
18 Dec - 23 Dec	Thai Airways
18 Dec - 30 Dec	Scoot
18 Dec - 31 Dec	Malaysia Airlines

Also check the deals for one-way flights from Perth to Seoul in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Perth to Seoul in December from $563

Return flights